George Kambosos Jr. (22-4, 10) was born in Sydney, New South Wales, Australia on June 14, 1993. At the age of 19 years on May 18, 2013, he made his professional boxing debut against Jayson Mac Gura, winning the fight via 2nd-round TKO.
On his 20th career fight at 28 years old, Kambosos Jr. became a lightweight world champion on November 27, 2021 after defeating Te贸fimo L贸pez via 12-round split decision to win the WBA (Super), IBF, WBO and The Ring titles.
Kambosos Jr.'s last fight was a 8th-round TKO loss to Richardson Hitchins at age 32 on June 14, 2025. He is on a 1-fight losing streak.
Some of George Kambosos Jr.'s best fights have been against Maxi Hughes, Kaewfah Tor Buamas, Qamil Balla, Te贸fimo L贸pez, Lee Selby, Mickey Bey and Devin Haney.
Kambosos Jr. has 4 losses on his boxing record.
| # | Date | Opponent | Weight | Round | Method | Result |
|---|---|---|---|---|---|---|
26  | Jun 14, 2025 32 years 22-4 (10) | 27 years, 8 months 19-0 (7) | SLT | 8 | TKO | LOSS |
25 | Mar 22, 2025 31 years, 9 months 22-3 (10) | Jake Wyllie | SLT | 12 | UD | WIN |
24  | May 12, 2024 30 years, 10 months 21-3 (10) | 36 years, 2 months 17-3 (11) | LT | 11 | TKO | LOSS For IBF |
23  | Jul 22, 2023 30 years, 1 months 21-2 (10) | 33 years, 4 months 26-5-2 (5) | LT | 12 | MD | WIN |
22  | Oct 16, 2022 29 years, 4 months 20-2 (10) | 23 years, 10 months 28-0 (15) | LT | 12 | UD | LOSS For WBA (Super), WBC, IBF, WBO, The Ring |
21 | Jun 5, 2022 28 years, 11 months 20-1 (10) | 23 years, 6 months 27-0 (15) | LT | 12 | UD | LOSS Lost WBA (Super), IBF, WBO, The Ring |
20  | Nov 27, 2021 28 years, 5 months 20-0 (10) | 24 years, 3 months 16-0 (12) | LT | 12 | SD | WIN Won WBA (Super), IBF, WBO, The Ring |
19  | Oct 31, 2020 27 years, 4 months 19-0 (10) | 33 years, 8 months 28-2 (9) | LT | 12 | SD | WIN |
18  | Dec 14, 2019 26 years, 6 months 18-0 (10) | 36 years, 5 months 23-2-1 (11) | LT | 10 | SD | WIN |
17 | Jun 7, 2019 25 years, 11 months 17-0 (10) | Richard Pena | LT | 6 | TKO | WIN |
16 | Jan 19, 2019 25 years, 7 months 16-0 (9) | Rey Perez | LT | 8 | UD | WIN |
15 | Jul 15, 2018 25 years, 1 months 15-0 (9) | JR Magboo | LT | 2 | TKO | WIN |
14 | May 5, 2018 24 years, 10 months 14-0 (8) | Jose Forero | LT | 1 | KO | WIN |
13  | Oct 13, 2017 24 years, 3 months 13-0 (7) | 31 years, 5 months 25-2 (16) | LT | 9 | TKO | WIN |
12  | May 6, 2017 23 years, 10 months 12-0 (6) | 27 years, 8 months 11-0-1 (5) | LT | 10 | UD | WIN |
11 | Dec 2, 2016 23 years, 5 months 11-0 (6) | Brandon Ogilvie | LT | 12 | UD | WIN |
10 | Jun 8, 2016 22 years, 11 months 10-0 (6) | Issa Nampepeche | LT | 4 | RTD | WIN |
9 | Dec 12, 2015 22 years, 5 months 9-0 (5) | Joebert Delos Reyes | LT | 4 | KO | WIN |
8 | Jul 4, 2015 22 years 8-0 (4) | Leonardo Esteban Gonzalez | LT | 3 | TKO | WIN Interim |
7 | Jan 31, 2015 21 years, 7 months 7-0 (3) | Rodynie Rafol | LT | 6 | UD | WIN |
6 | Aug 29, 2014 21 years, 2 months 6-0 (3) | Robert Toomey | LT | 10 | UD | WIN |
5 | Apr 9, 2014 20 years, 9 months 5-0 (3) | Akrapong Nakthaem | LT | 1 | TKO | WIN |
4 | Jan 29, 2014 20 years, 7 months 4-0 (2) | Paitoon Jaikom | LT | 6 | UD | WIN |
3 | Nov 22, 2013 20 years, 5 months 3-0 (2) | Michael Correa | LT | 6 | TKO | WIN |
2 | Aug 17, 2013 20 years, 2 months 2-0 (1) | Roberto Oyan | 6 | UD | WIN | |
1 | May 18, 2013 19 years, 11 months 1-0 (1) | Jayson Mac Gura | 2 | TKO | WIN |
